Inventor · disambiguated record
Friedrich Stark
Also filed as: HOFFMANN OTTO-HORST · STARK FRIEDRICH · STEPHAN HERBERT · STĀRK FRIEDRICH
10 granted patents·255 citations·filing 1976–2017
90Inventor score
Top patents by PatentIndex Score
10 records- 0192US4328947APendulum gate valveLEYBOLD HERAEUS GMBH & CO KG·Filed 1979·Granted May 11, 1982·63 cites·12 claims
- 0292US4192253AVacuum coating apparatusLEYBOLD HERAEUS GMBH & CO KG·Filed 1978·Granted Mar 11, 1980·58 cites·15 claims
- 0385US4184448AVacuum coating apparatus having a plurality of lock chambersLEYBOLD HERAEUS GMBH & CO KG·Filed 1978·Granted Jan 22, 1980·43 cites·6 claims
- 0483US4238525AMethod and apparatus for vacuum depositing thin coatings using electron beamsLEYBOLD HERAEUS GMBH & CO KG·Filed 1978·Granted Dec 9, 1980·20 cites·8 claims
- 0583US4089505AOscillating slide valveLEYBOLD HERAEUS GMBH & CO KG·Filed 1976·Granted May 16, 1978·39 cites·12 claims
- 0662US4219183AOperating mechanism for valves, gates and the likeLEYBOLD HERAEUS GMBH & CO KG·Filed 1978·Granted Aug 26, 1980·19 cites·5 claims
- 0748US4233342AMethod for vapor-coating turbine bucketsLEYBOLD HERAEUS GMBH & CO KG·Filed 1978·Granted Nov 11, 1980·9 cites·5 claims
- 0838US11051489B2Apparatus, liquid reservoir, system, and use of a liquid reservoir for electrolessly sprinkling animal feedEW NUTRITION GMBH·Filed 2017·Granted Jul 6, 2021·0 cites·34 claims
- 0932US4226587AHeating system for vacuum coating apparatusLEYBOLD HERAEUS GMBH & CO KG·Filed 1978·Granted Oct 7, 1980·3 cites·4 claims
- 1029US4258645ACoupling for stationary and movable vacuum chambersLEYBOLD HERAEUS GMBH & CO KG·Filed 1978·Granted Mar 31, 1981·1 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Friedrich Stark files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →